CN218956377U - DBR membrane layer detection device - Google Patents
DBR membrane layer detection device Download PDFInfo
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- CN218956377U CN218956377U CN202222700434.5U CN202222700434U CN218956377U CN 218956377 U CN218956377 U CN 218956377U CN 202222700434 U CN202222700434 U CN 202222700434U CN 218956377 U CN218956377 U CN 218956377U
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- dbr
- detection device
- film layer
- layer detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 239000012528 membrane Substances 0.000 title description 5
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 238000005520 cutting process Methods 0.000 claims description 13
- 230000002159 abnormal effect Effects 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 239000002313 adhesive film Substances 0.000 description 16
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 235000009161 Espostoa lanata Nutrition 0.000 description 1
- 240000001624 Espostoa lanata Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Abstract
The utility model relates to the field of LEDs (light emitting diode), in particular to a DBR (distributed Bragg reflector) film layer detection device, which comprises a base, wherein a first sheet position groove is formed in one end face of the base, a first negative pressure channel penetrating to the first sheet position groove is formed in the base, and a heater is arranged in the base. The DBR film layer detection device provided by the utility model can judge whether the film layer is abnormal in advance and process the film layer in time, so that the problem that the product directly after follow current is scratched cannot be reworked is reduced, and the influence on the product progress and the generation of waste sheet sources are avoided.
Description
Technical Field
The utility model relates to the field of LEDs, in particular to a DBR film layer detection device.
Background
DBR (distributed Bragg reflection), also called a distributed Bragg reflector, is a periodic structure consisting of two materials of different refractive index alternately arranged in an ABAB fashion. The reflective film layer is commonly used for back plating in the field of LEDs, for example, the application number is 202020781423.2, and the name is chinese patent for an LED chip with a DBR layered structure. When the whole furnace is subjected to film coating operation in the production process, the operation is followed by a scratching procedure, if the film adhesion is abnormal, DBR film layer detachment occurs, the product reworking treatment cannot be performed because the film source is scratched into discrete particles, the whole furnace product is required to be temporarily buckled, the product progress is influenced, and the waste film source is generated.
Disclosure of Invention
In order to overcome the defects in the prior art, the technical problem to be solved by the utility model is to provide the DBR film layer detection device which is used for carrying out adhesion inspection on follow-up sheets of each furnace and judging whether the film layer is abnormal in advance.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a DBR rete detection device, includes the base, a base terminal surface is equipped with first slice position groove, the base is equipped with the first negative pressure passageway that link up to first slice position groove, the inside of base is equipped with the heater.
Further, a second sheet position groove is arranged in the first sheet position groove, and the base is provided with a second negative pressure channel penetrating through the second sheet position groove.
Further, the base is provided with a vacuum external hole and a vacuum switch, and the first negative pressure channel and the second negative pressure channel are connected with the vacuum external hole through the vacuum switch.
Further, the vacuum generator is connected with the vacuum external hole.
Further, the edges of the first sheet position groove and the second sheet position groove are provided with sheet taking holes.
Further, the base is provided with a wiring hole through which a power cord of the heater passes.
Further, a film cutting hole is formed in one end face of the base.
Further, one end face of the base is provided with a film taking hole at one side of the film cutting hole.
The utility model has the beneficial effects that: the utility model provides a DBR rete detection device, design special detection base is used for examining the adhesion of DBR rete, utilize first slice constant head tank to place and wait to detect the piece source, adsorb the diaphragm through first negative pressure channel and fix in first slice constant head tank, heat it through the heater, paste the adhesive film on the DBR face of piece source, then tear the adhesive film on the DBR face of piece source fast, look over the adhesive film and have the DBR to drop, thereby judge whether the rete is unusual and in time handle in advance, reduce direct freewheel and to break the product after the back and can't carry out the reworking, avoid influencing the product progress and produce and report the useless piece source.
Drawings
FIG. 1 is a top view of a DBR film layer detection device according to an embodiment of the utility model;
FIG. 2 is a side view of a DBR film layer detection device according to an embodiment of the utility model;
FIG. 3 illustrates a front view of a tile source according to an embodiment of the present utility model;
FIG. 4 illustrates a side view of a sheet source according to an embodiment of the present utility model;
description of the reference numerals:
1. a base; 2. A first slice slot; 3. A first negative pressure channel; 4. A heater; 5. A second slice slot; 6. A second negative pressure channel; 7. Vacuum external connection holes; 8. A vacuum switch; 9. A film taking hole; 10. A wiring hole; 11. Cutting film holes; 12. Taking a film hole; 13. And (5) a sheet source.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
The utility model provides a DBR film layer detection device which is applied to the adhesiveness inspection operation of a DBR film layer.
Referring to fig. 1 to 4, the DBR film layer detection apparatus of the present utility model includes a base 1, a first position groove 2 is disposed on one end surface of the base 1, the base 1 is provided with a first negative pressure channel 3 penetrating to the first position groove 2, and a heater 4 is disposed inside the base 1.
From the above description, the beneficial effects of the utility model are as follows: the utility model provides a DBR membrane layer detection device, design special detection base 1 is used for examining the adhesion of DBR membrane layer, utilize first slice position groove 2 to place and wait to detect piece source 13, adsorb diaphragm through first negative pressure passageway 3 and fix in first slice position groove 2, heat it through heater 4, paste the adhesive film on 13DBR faces of piece source, then tear the adhesive film on 13DBR surfaces of piece source, look over the adhesive film and have the DBR to drop, thereby judge whether the membrane layer is unusual in advance and in time handle, reduce direct freewheel and to the product after dividing the fracture can't carry out reworking, avoid influencing the product progress and produce waste piece source 13.
In an alternative embodiment, a second slice position groove 5 is arranged in the first slice position groove 2, and the base 1 is provided with a second negative pressure channel 6 penetrating to the second slice position groove 5.
As can be seen from the above description, the size of the second slot 5 is smaller than that of the first slot 2, so as to place the smaller-sized sheet source 13, and the second negative pressure channel 6 is correspondingly provided to firmly adsorb the sheet source 13 on the base 1, thereby expanding the application range of the apparatus.
In an alternative embodiment, the base 1 is provided with a vacuum external hole 7 and a vacuum switch 8, and the first negative pressure channel 3 and the second negative pressure channel 6 are connected with the vacuum external hole 7 through the vacuum switch 8.
As can be seen from the above description, the first negative pressure channel 3 and the second negative pressure channel 6 are independent from each other, and after the size of the sheet source 13 is determined, the sheet source is placed in the corresponding sheet slot, and then the corresponding negative pressure channel is switched by the vacuum switch 8.
In an alternative embodiment, the vacuum generator is further included, and the vacuum generator is connected with the vacuum external connection hole 7.
As is apparent from the above description, the vacuum generator is used to generate negative pressure, and the vacuum channel is communicated through the vacuum external connection hole 7 to act.
In an alternative embodiment, the edges of the first slice position groove 2 and the second slice position groove 5 are provided with slice taking holes 9.
From the above description, the film take-out hole 9 functions to facilitate the taking-out and putting-in of the film source 13.
In an alternative embodiment, the base 1 is provided with a wiring hole 10, and the power cord of the heater 4 passes through the wiring hole 10.
As is apparent from the above description, the wiring hole 10 functions as a wiring line.
In an alternative embodiment, a film cutting hole 11 is formed on one end surface of the base 1.
As is apparent from the above description, the film cutting hole 11 functions to facilitate cutting of the adhesive film.
In an alternative embodiment, a film taking hole 12 is formed on one side of the end surface of the base 1, which is located at the film cutting hole 11.
From the above description, the film taking hole 12 functions to facilitate tearing off the adhesive film.
The principle of the utility model is as follows: 1. the base 1 is provided with a 4 inch first slice position groove 2 and a 2 inch first slice position groove 2, which can be used for respectively placing 4 inch slices and 2 inch slices, and the edge is provided with a slice taking hole 9, so that a slice source 13 can be conveniently taken and placed. 2. The vacuum suction holes which are mutually independent and correspond to the 2 inch and 4 inch pieces are designed, and the vacuum suction at the 2 inch piece position and the vacuum suction at the 4 inch piece source 13 can be selected and closed through the three-stage switch of the vacuum switch 8. 3. The heater 4 is arranged under the sheet source 13 of the base 1, the adhesion of the adhesive film and the DBR surface of the sheet source 13 can be increased by properly heating the sheet source 13, the falling off of the DBR on the sheet surface after film tearing is confirmed, and the accuracy is greatly improved. 4. When the adhesion of the patch source 13 is checked, the patch source 13 is placed on the corresponding 4 inch first patch position groove 2 or 2 inch first patch position groove 2, the DBR surface faces upwards, the heater 4 is turned on, the vacuum switch 8 is turned on, the patch source 13 is sucked, the adhesive film is stretched and stuck on the surface of the base 1 (meanwhile, the DBR surface of the patch source 13 is stuck), the cotton ball is used for pressing the patch source 13, the adhesive film is tightly stuck on the DBR of the patch source 13, the blade is used for cutting from the position of the film cutting hole 11, the adhesive film stuck on the DBR surface of the patch source 13 is quickly torn, and whether the DBR falls off on the adhesive film is checked. 5. The device for checking the upper DBR film layer can realize timely DBR film layer adhesion checking, so that whether the film layer is abnormal or not can be judged in advance and timely processed.
Referring to fig. 1 to 4, a first embodiment of the present utility model is as follows: the utility model provides a DBR rete detection device, includes base 1, base 1 one end face is equipped with first slice position groove 2, base 1 is equipped with and link up to first negative pressure passageway 3 of first slice position groove 2, the inside of base 1 is equipped with heater 4.
The first sheet position groove 2 is internally provided with a second sheet position groove 5, and the base 1 is provided with a second negative pressure channel 6 which penetrates through the second sheet position groove 5. The base 1 is provided with a vacuum external hole 7 and a vacuum switch 8, and the first negative pressure channel 3 and the second negative pressure channel 6 are connected with the vacuum external hole 7 through the vacuum switch 8. The vacuum generator is connected with the vacuum external connection hole 7.
The edges of the first sheet position groove 2 and the second sheet position groove 5 are respectively provided with a sheet taking hole 9. The base 1 is provided with a wiring hole 10, and a power cord of the heater 4 passes through the wiring hole 10. A film cutting hole 11 is formed in one end face of the base 1. One end face of the base 1 is provided with a film taking hole 12 at one side of the film cutting hole 11.
In summary, the present utility model provides a DBR film layer detection device, wherein a special detection base is designed for detecting the adhesiveness of a DBR film layer, a first sheet groove is used for placing a sheet source to be detected, a diaphragm is fixed in the first sheet groove by adsorption through a first negative pressure channel, the first sheet groove is heated by a heater, an adhesive film is adhered to the DBR surface of the sheet source, then the adhesive film on the DBR surface of the sheet source is torn off rapidly, and whether the DBR is peeled off from the adhesive film is checked, so that whether the film layer is abnormal or not is judged in advance and is processed in time, the failure of reworking of a product directly after follow current to the splitting is reduced, and the influence on the product progress and the waste sheet source are avoided.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.
Claims (8)
1. The utility model provides a DBR rete detection device, its characterized in that, includes base (1), base (1) one end face is equipped with first slice constant head tank (2), base (1) are equipped with link up first negative pressure passageway (3) to first slice constant head tank (2), the inside of base (1) is equipped with heater (4).
2. DBR film layer detection device according to claim 1, characterized in that a second slice position groove (5) is provided in the first slice position groove (2), and the base (1) is provided with a second negative pressure channel (6) penetrating to the second slice position groove (5).
3. DBR film layer detection device according to claim 2, characterized in that the base (1) is provided with a vacuum external connection hole (7) and a vacuum switch (8), and the first negative pressure channel (3) and the second negative pressure channel (6) are both connected with the vacuum external connection hole (7) through the vacuum switch (8).
4. A DBR film layer detection device according to claim 3, further comprising a vacuum generator connected to the vacuum external aperture (7).
5. DBR film layer detection device according to claim 1, characterized in that the edges of the first and second slice position slots (2, 5) are provided with slice taking holes (9).
6. DBR film layer detection device according to claim 1, characterized in that the base (1) is provided with a wiring hole (10), the power supply line of the heater (4) passing through the wiring hole (10).
7. DBR film layer detection device according to claim 1, characterized in that one end face of the base (1) is provided with a film cutting hole (11).
8. The DBR film layer detection device according to claim 7, wherein a film taking hole (12) is provided on one side of the base (1) with one end face located at the film cutting hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222700434.5U CN218956377U (en) | 2022-10-13 | 2022-10-13 | DBR membrane layer detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222700434.5U CN218956377U (en) | 2022-10-13 | 2022-10-13 | DBR membrane layer detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218956377U true CN218956377U (en) | 2023-05-02 |
Family
ID=86139625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222700434.5U Active CN218956377U (en) | 2022-10-13 | 2022-10-13 | DBR membrane layer detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218956377U (en) |
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2022
- 2022-10-13 CN CN202222700434.5U patent/CN218956377U/en active Active
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